THE COMMONLY OCCURRING 



WILD PLANTS OF CANADA. 



SEEIES I. 



FLOWERING OR PHANEROG'AMOUS 

 PLANTS. 



Plaats producing flowers (that is to say, stamens and 

 j,:|ji|^ils," and usually floral envelopes of some kind), and 

 H^ds containing an embryo. 



' Class I. DICOTYLE'DONS. 



Embryo having at least two cotyledons. Parts of the 

 flow^ Usually in fours or fives. Leaves net-veined. 

 Woc»l in circular layers between the pith and the bark. 



' Sub-class L AN'GIOSPERMS. 



Seeds enclosed in a seed-vessel or pericarp. 



I. POLYPET' ALDUS DIVISION. 



Plants with flowers having both calyx and corolla, the 

 latter consisting of petals entirely separate from each 

 other. (In some genera and species, however, petals are 

 absent.) 



